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Finding the Fourth Proportional to 47,885.46, 66,063.95 and 27,734.99

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Solution

The fourth proportional to 47,885.46, 66,063.95 and 27,734.99 is: 38,263.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,885.46 : 66,063.95 = 27,734.99 : x
  2. Step 2: Convert to fraction form
    47,885.46/66,063.95 = 27,734.99/x
  3. Step 3: Cross multiply
    47,885.46x = 66,063.95 × 27,734.99
  4. Step 4: Simplify right side
    47,885.46x = 1,832,282,523.62
  5. Step 5: Solve for x
    x = 1,832,282,523.62/47,885.46
  6. Step 6: Final answer
    x = 38,263.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.